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Équations chimiques équilibrées sur03/18/25

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Hg2Cl2 + NH4OH = Hg2(OH)2 + NH4Cl =>
Hg2Cl2 + 2 NH4OH = Hg2(OH)2 + 2 NH4Cl

Li + Br2 = LiBr =>
2 Li + Br2 = 2 LiBr

ArOH + Na2CO3 = ArONa + NaHCO3 =>
ArOH + Na2CO3 = ArONa + NaHCO3

(a)C3H6(g) + O2(g) = CO2(g) + H2O(g) =>
2(a)C3H6(g) + 9 O2(g) = 6 CO2(g) + 6 H2O(g)

Mn + KClO3 + KOH = K2MnO4 + KCl + H2O =>
Mn + KClO3 + 2 KOH = K2MnO4 + KCl + H2O

Cu3P = Cu + P4 =>
4 Cu3P = 12 Cu + P4

CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O

NFl3 = N2 + Fl2 =>
2 NFl3 = N2 + 3 Fl2

C6H6 + HCHO = C6H5CHO + H2 =>
C6H6 + HCHO = C6H5CHO + H2

MnCO3 + HI = MnI2 + CO2 + H2O =>
MnCO3 + 2 HI = MnI2 + CO2 + H2O

CaOH + HI = CaI + H2O =>
CaOH + HI = CaI + H2O

B + H2SO4 = B3SO4 + SO2 + H2O =>
3 B + 2 H2SO4 = B3SO4 + SO2 + 2 H2O

H2O2 + SCN{-} = HCO3{-} + HSO4{-} + NH4{+} + H2 =>
7 H2O2 + 2 SCN{-} = 2 HCO3{-} + 2 HSO4{-} + 2 NH4{+} + H2

CuSO4 + H2 = Cu + H2SO4 =>
CuSO4 + H2 = Cu + H2SO4

Pb(NO3)2 + Na2SO4 = PbSO4 + NaNO3 =>
Pb(NO3)2 + Na2SO4 = PbSO4 + 2 NaNO3

BaCl2 + Na2CO3 = BaCO3 + Na + Cl =>
BaCl2 + Na2CO3 = BaCO3 + 2 Na + 2 Cl

K2PtCl4(aq) + NH3(aq) = KCl(aq) + PtCl2(NH3)2(aq) =>
K2PtCl4(aq) + 2 NH3(aq) = 2 KCl(aq) + PtCl2(NH3)2(aq)

Ti(CO3)2 + HCl = TiCl4 + H2CO3 =>
Ti(CO3)2 + 4 HCl = TiCl4 + 2 H2CO3

Cl2 + NaOH = NaCl + NaHClO3 + H2O =>
5 Cl2 + 10 NaOH = 8 NaCl + 2 NaHClO3 + 4 H2O

Sr(OH)2 + NaH2PO4 = Sr3(PO4)2 + NaOH + H2O =>
3 Sr(OH)2 + 2 NaH2PO4 = Sr3(PO4)2 + 2 NaOH + 4 H2O

CrCl3 = Cr + Cl2 =>
2 CrCl3 = 2 Cr + 3 Cl2

Zn(s) + Cl2(g) = ZnCl2 =>
Zn(s) + Cl2(g) = ZnCl2

N2 + H2O = NH3 + O2 =>
2 N2 + 6 H2O = 4 NH3 + 3 O2

Hg2(NO3)2 + K2SO4 = K(NO3) + Hg2(SO4) =>
Hg2(NO3)2 + K2SO4 = 2 K(NO3) + Hg2(SO4)

(CuOH)2CO3 + HNO3 = Cu(NO3)2 + CO2 + H2O =>
(CuOH)2CO3 + 4 HNO3 = 2 Cu(NO3)2 + CO2 + 3 H2O

K2CO3 + HNO3 = KNO3 + H2O + CO2 =>
K2CO3 + 2 HNO3 = 2 KNO3 + H2O + CO2

H2S2O7 + Cr = Cr4(S2O7)3 + H =>
3 H2S2O7 + 4 Cr = Cr4(S2O7)3 + 6 H

Ag + HSO4 = AgSO4 + H2 =>
2 Ag + 2 HSO4 = 2 AgSO4 + H2

Na + HNO = NaHNO =>
Na + HNO = NaHNO

FeCl2 + KMnO4 + H2SO4 = Fe2(SO4)3 + KCl + MnSO4 + FeCl3 + H2O =>
5 FeCl2 + KMnO4 + 4 H2SO4 = Fe2(SO4)3 + KCl + MnSO4 + 3 FeCl3 + 4 H2O

CH3COOHCH3CH2CH2CH2NH2 = CH3COONH2CH3CH2CH2CH3 =>
CH3COOHCH3CH2CH2CH2NH2 = CH3COONH2CH3CH2CH2CH3

Na2SO3 + Cl2 + H2O = Na2SO4 + HCl =>
Na2SO3 + Cl2 + H2O = Na2SO4 + 2 HCl

PbO2 + CO = CO2 + Pb =>
PbO2 + 2 CO = 2 CO2 + Pb

NH4Cl = NH4 + Cl2 =>
2 NH4Cl = 2 NH4 + Cl2

HgSO4 + NaOH = Hg(OH)2 + Na2SO4 =>
HgSO4 + 2 NaOH = Hg(OH)2 + Na2SO4

C2H5OH + HCOOH = HCOOC2H5 + H2O =>
C2H5OH + HCOOH = HCOOC2H5 + H2O

C3H8 = C2 + H2 =>
2 C3H8 = 3 C2 + 8 H2

KI + AgNo3 = AgI + KNo3 =>
KI + AgNo3 = AgI + KNo3

HMnO4 + KOH = MnKO4 + H2O =>
HMnO4 + KOH = MnKO4 + H2O

Rb2SO3 + HNO3 = RbNO3 + H2SO3 =>
Rb2SO3 + 2 HNO3 = 2 RbNO3 + H2SO3

C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O

C2H2 + O2 = CO2 + H2O(l) =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O(l)

Ca3(PO4)2(s) + HCl(aq) = CaCl2(aq) + H3PO4(aq) =>
Ca3(PO4)2(s) + 6 HCl(aq) = 3 CaCl2(aq) + 2 H3PO4(aq)

Ca(s) + F2(g) = CaF2 =>
Ca(s) + F2(g) = CaF2

Br2 + KI(aq) = KBr + I2 =>
Br2 + 2 KI(aq) = 2 KBr + I2

Cu(OH)2 + NH3H2O = Cu(NH3)4 + OH + H2O =>
Cu(OH)2 + 4 NH3H2O = Cu(NH3)4 + 2 OH + 4 H2O

CH4 + Br2 = CH3Br + HBr =>
CH4 + Br2 = CH3Br + HBr

(H2N)2C5H9COONa + HCl = (ClH3N)2C5H9COOH + NaCl =>
(H2N)2C5H9COONa + 3 HCl = (ClH3N)2C5H9COOH + NaCl

C12H22N2O2 + O2 = CO2 + H2O + HCN =>
C12H22N2O2 + 14 O2 = 10 CO2 + 10 H2O + 2 HCN

C14H18N2O5(s) + O2(g) = CO2(g) + H2O(aq) + N2(g) =>
C14H18N2O5(s) + 16 O2(g) = 14 CO2(g) + 9 H2O(aq) + N2(g)

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